Since comedian Robin Williams' tragic suicide a number of tribute videos have hit the Web. This one-minute video may be the most touching as it is narrated by Williams himself using his dialogue from Dead Poet's Society, featuring clips from his other iconic roles.

Put together by Irish ad agency ModernGreen, this touching video has generated more than five million YouTube views in a few days.

The video starts with Williams saying: "Please, don't worry so much, because in the end none of us have very long on this Earth."

It ends with him saying: "Make your life spectacular ... I know I did."

Williams' death has brought suicide and the mental health issues behind it to the forefront of public discussion. This is an issue many families face.

For signs and symptoms of suicide, click here. For a survivor's story, click here.